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What are four general functions of the plasma membrane?
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What are four general functions of the plasma membrane?
The movement of water across a membrane from an area of low solute concentration to an area of higher solute concentration is known as
(a) Osmosis
(b) Active transport
(c) Diffusion
(d) Facilitated transport
(e) Filtration
The synthesis of a functional polypeptide using the information in an mRNA strand is
(a) Translation
(b) Transcription
(c) Replication
(d) Gene activation
By what three major transport mechanisms do substances get into and out of cells?
What are the primary functions of membrane proteins?
Our somatic cell nuclei contain___pairs of chromosomes.
(a) 8
(b) 16
(c) 23
(d) 46